Senior Cybersecurity Engineer

Cardinal Engineering LLC provides world‑class marine engineering services to the U.S. Navy, industry partners, and other government agencies, supporting programs of national importance. Our core capabilities include structural engineering, survivability, power and energy systems, hydrodynamics, signal processing, digital engineering, systems and software development, and rapid prototyping.

Cardinal supports the full life cycle of U.S. Navy surface ships, aircraft carriers, submarines, and submersibles—from early research and requirements development through design, engineering, testing, construction, operation, maintenance, and modernization. The company also contributes to marine renewable energy initiatives for the U.S. Department of Energy, partnering with private industry, national laboratories, and government test facilities.

Our mission is to deliver objective, technically rigorous engineering solutions and trusted, independent assessments that enable informed decision‑making through innovative and cost‑effective application of advanced technologies.

Cardinal Engineering is seeking a Senior Cybersecurity Engineer to support the U.S. Navy Aircraft Carrier Engineering Team within the Portfolio Acquisition Executive (PAE) Maritime organization. This position supports the cybersecurity engineering, integration, and lifecycle management of mission‑critical aircraft carrier systems and networks. The successful candidate will apply expertise in systems engineering, cybersecurity, and network architecture to enhance the resilience, security, and operational effectiveness of U.S. Navy platforms.

This position is part of the Digital Networks and Cybersecurity Group within NAVSEA 05V and provides technical support across multiple Navy organizations responsible for aircraft carrier design, modernization, testing, and sustainment.

• Collaborate with government organizations, engineering agents, technical authorities, program offices, shipyards, and fleet representatives to resolve technical cybersecurity issues affecting aircraft carrier systems.
• Review cybersecurity test plans, test reports, and validation documentation to ensure system functionality and compliance with applicable security requirements.
• Develop and maintain technical documentation, including system architectures, network diagrams, interface specifications, and engineering analyses.
• Participate in engineering design reviews, technical interchange meetings, audits, and program milestone reviews.
• Provide systems engineering support for platform network integration, cybersecurity architecture, and secure communications.
• Develop cybersecurity requirements and engineering solutions in accordance with applicable Department of Defense (DoD), Department of the Navy, and National Institute of Standards and Technology (NIST) cybersecurity policies and standards.
• Support system security engineering activities, including requirements development, systems analysis, risk assessments, cybersecurity testing, and Assessment and Authorization (A&A).
• Provide technical leadership for implementation of the Risk Management Framework (RMF) throughout the system lifecycle.
• Validate implementation of cybersecurity requirements for devices, subsystems, systems, enclaves, and platform‑level architectures.
• Recommend system hardening strategies that improve cyber resilience, mission assurance, and operational survivability.
• Support the integration of cybersecurity requirements into ship design, modernization efforts, and technology refresh initiatives.
• Assist with planning and fielding cybersecurity capabilities that protect the confidentiality, integrity, and availability of shipboard systems, networks, and mission‑critical functions.
• Remain current with emerging cybersecurity technologies, threats, and industry best practices.

• Bachelor's degree in Computer Science, Cybersecurity, Network Security, Information Technology, Electrical Engineering, Mathematics (with a concentration in Computer Science), or a related technical discipline.
• Minimum of 15 years of professional experience in cybersecurity engineering, systems engineering,…